#4282D2#4282D2

#4282D2 is a mid, vivid cyan. Relative luminance 0.218; OKLCH L 60.3% C 0.139 H 255.2°. Best body text is #000000 at 5.36:1 contrast (WCAG AA passes).

Color values

HEX	#4282D2
RGB	rgb(66, 130, 210)
HSL	hsl(213, 62%, 54%)
HSV	hsv(213, 69%, 82%)
CMYK	cmyk(68.6%, 38.1%, 0%, 17.6%)
CIE-LAB	lab(53.79, 5.53, -47.22)
CIE-LCH	lch(53.79, 47.54, 276.68°)
OKLab	oklab(60.28% -0.0354 -0.1344)
OKLCH	oklch(60.28% 0.139 255.2)
XYZ	xyz(21.8580, 21.7744, 64.0112)
Luminance	0.2178 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4282D2 #D29242

analogous

#42CAD2 #4282D2 #4A42D2

triadic

#4282D2 #D24282 #82D242

tetradic

#4282D2 #D242CA #D29242 #42D24A

square

#4282D2 #D242CA #D29242 #42D24A

split-complementary

#4282D2 #D24A42 #CAD242

monochromatic

#1E487C #2964AD #4282D2 #73A3DE #A5C3EA

Accessibility & contrast

On white

3.92

#4282D2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.36

#4282D2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4282D2

5.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4282D2	#FFFFFF	#000000	##000000
##4282D2	1.00	3.92	5.36	5.36
#FFFFFF	3.92	1.00	21.00	21.00
#000000	5.36	21.00	1.00	1.00
##000000	5.36	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E88D5

Deuteranopia (green-blind)

#487AD0

Tritanopia (blue-blind)

#0095A0

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #4282d2;
/* rgb */ color: rgb(66, 130, 210);
/* oklch */ color: oklch(60.3% 0.139 255.2);

Tailwind

colors: {
  custom: {
    50: '#86a5e0',
    500: '#4282d2',
    950: '#000000',
  },
}

SCSS

$custom: #4282d2;
$custom-light: #86a5e0;
$custom-dark: #000000;

JSON

{
  "hex": "#4282d2",
  "rgb": {
    "r": 66,
    "g": 130,
    "b": 210
  },
  "hsl": {
    "h": 213.333,
    "s": 61.538,
    "l": 54.118
  },
  "oklch": {
    "l": 0.60276,
    "c": 0.13902,
    "h": 255.2
  },
  "luminance": 0.21777
}

Semantic roles & 50–950 ramp

primary

#4282D2

secondary

#D7BB99

accent

#9D43E5

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0C0F15

muted

#7D7F83

Preview Lab

Preview with #4282D2

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →